Commit 98bd147d authored Mar 16, 2016 by Johannes Berg

wext: unregister_pernet_subsys() on notifier registration failure



If register_netdevice_notifier() fails (which in practice it can't
right now), we should call unregister_pernet_subsys(). Do that.

Reported-by: Ben Hutchings <ben@decadent.org.uk>
Signed-off-by: Johannes Berg <johannes.berg@intel.com>

parent 05cf8077

net/wireless/wext-core.c

+4 −1

Original line number	Diff line number	Diff line
		@@ -399,7 +399,10 @@ static int __init wireless_nlevent_init(void)
		if (err)
		return err;

		return register_netdevice_notifier(&wext_netdev_notifier);
		err = register_netdevice_notifier(&wext_netdev_notifier);
		if (err)
		unregister_pernet_subsys(&wext_pernet_ops);
		return err;
		}

		subsys_initcall(wireless_nlevent_init);